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| author | Nicolas George <nicolas.george@normalesup.org> | 2012-03-11 03:19:50 +0400 |
|---|---|---|
| committer | Nicolas George <nicolas.george@normalesup.org> | 2012-03-17 20:26:27 +0400 |
| commit | 69174fad736e4ced0010a25e0fde5389ba9c77f0 (patch) | |
| tree | dfa5a50295c8af7a580f9fecaf99f21a27428a7e /libavfilter/vf_thumbnail.c | |
| parent | 463705bd1c644bbdded7bcf9f619bcb4203d562f (diff) | |
vf_thumbnail: forward request_frame at least once.
The current version relied on poll_frame to request
the very first frame, that would not work if the
surrounding code does not call poll_frame.
Diffstat (limited to 'libavfilter/vf_thumbnail.c')
| -rw-r--r-- | libavfilter/vf_thumbnail.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavfilter/vf_thumbnail.c b/libavfilter/vf_thumbnail.c index fe4a086493..0b7ba06482 100644 --- a/libavfilter/vf_thumbnail.c +++ b/libavfilter/vf_thumbnail.c @@ -176,11 +176,11 @@ static int request_frame(AVFilterLink *link) /* loop until a frame thumbnail is available (when a frame is queued, * thumb->n is reset to zero) */ - while (thumb->n) { + do { int ret = avfilter_request_frame(link->src->inputs[0]); if (ret < 0) return ret; - } + } while (thumb->n); return 0; } |